128191644

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{72671}}^1$

素因数の和:72695

約数の個数: 54

約数和(自身を含む): 376949664

約数和(自身を除く): 248758020

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 72671, 145342, 218013, 290684, 436026, 508697, 654039, 872052, 1017394, 1308078, 1526091, 2034788, 2616156, 3052182, 3560879, 4578273, 6104364, 7121758, 9156546, 10682637, 14243516, 18313092, 21365274, 32047911, 42730548, 64095822, 128191644]

約数ペア:

[(1, 128191644), (2, 64095822), (3, 42730548), (4, 32047911), (6, 21365274), (7, 18313092), (9, 14243516), (12, 10682637), (14, 9156546), (18, 7121758), (21, 6104364), (28, 4578273), (36, 3560879), (42, 3052182), (49, 2616156), (63, 2034788), (84, 1526091), (98, 1308078), (126, 1017394), (147, 872052), (196, 654039), (252, 508697), (294, 436026), (441, 290684), (588, 218013), (882, 145342), (1764, 72671)]